Engine Coolant Temperature (ECT) Sensor

Fig 1: Engine Coolant Temperature (ECT) Sensor Connector View

Courtesy of GENERAL MOTORS CORP.

Engine Controls Connector End Views

Connector Part Information  OEM: 15359366 Service: 88987993 Description: 2-Way F GT 150 Series Sealed (BK)

Terminal Part Information  Terminal/Tray: 15326267/19 Core/Insulation Crimp: E/4 Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Engine Coolant Temperature (ECT) Sensor

Pin	Wire Color	Circuit No.	Function
A	YE	410	Engine Coolant Temperature Sensor Signal
B	TN	2761	Coolant Temperature Sensor Low Reference